a = [
    {
        "case": "登录成功",
        "request_data": {
            "mobile": "13800000002",
            "password": "123456"
        },
        "success": True,
        "code": 10000,
        "message": "操作成功！"
    },
    {
        "case": "手机号码为空",
        "request_data": {
            "mobile": "",
            "password": "123456"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "手机号码没有注册",
        "request_data": {
            "mobile": "14000000002",
            "password": "123456"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "手机号码长度超过11位",
        "request_data": {
            "mobile": "140000000020",
            "password": "123456"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "手机号码中有字符数字特殊字符",
        "request_data": {
            "mobile": "138abc!@#ss",
            "password": "123456"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "手机号码为null",
        "request_data": {
            "mobile": None,
            "password": "123456"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "密码为空",
        "request_data": {
            "mobile": "13800000002",
            "password": ""
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "密码错误",
        "request_data": {
            "mobile": "13800000002",
            "password": "1234567"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "密码为null",
        "request_data": {
            "mobile": "13800000002",
            "password": None
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "多参",
        "request_data": {
            "mobile": "13800000002",
            "password": "123456",
            "more": "111"
        },
        "success": True,
        "code": 10000,
        "message": "操作成功！"
    },
    {
        "case": "少参",
        "request_data": {
            "mobile": "13800000002"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    },
    {
        "case": "无参",
        "request_data": None,
        "success": False,
        "code": 99999,
        "message": "抱歉，系统繁忙，请稍后重试！"
    },
    {
        "case": "错误参数",
        "request_data": {
            "error": "13800000002",
            "password": "123456"
        },
        "success": False,
        "code": 20001,
        "message": "用户名或密码错误"
    }
]

empli_list = []
for i in a:
    empli_list.append(tuple(i.values()))
print(empli_list)